! Swift/XRT detailed lightcurve of trigger: 20738, name: GRB 170131A - source 1
 ! Swift/XRT lightcurve of trigger: 20738, name: GRB 170131A - source 1
 ! T0 for this burst is Swift MET=507597299.0 s, = 2017 Jan 31 at 23:14:40.450 UT
 ! Data covers 0.3-10 keV
 ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379
 ! BINMODE: GRB-like (counts)
READ TERR 1 2
READ SERR 3
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg 	BGrate  	BGerr   	FracExp
! PC data
87727.450	8823.503	-9331.031	2.191823e-03	9.335899e-04	-7.459878e-04	2.192126e-04	1.163460e-05	0.268207